Home / 2,317.20-3,197.73-1,254.96

Finding the Fourth Proportional to 2,317.20, 3,197.73 and 1,254.96

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Solution

The fourth proportional to 2,317.20, 3,197.73 and 1,254.96 is: 1,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.20 : 3,197.73 = 1,254.96 : x
  2. Step 2: Convert to fraction form
    2,317.20/3,197.73 = 1,254.96/x
  3. Step 3: Cross multiply
    2,317.20x = 3,197.73 × 1,254.96
  4. Step 4: Simplify right side
    2,317.20x = 4,013,023.24
  5. Step 5: Solve for x
    x = 4,013,023.24/2,317.20
  6. Step 6: Final answer
    x = 1,731.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.